Granted Patent
Utility
US 5,143,495 · App. 07/605,064
Coupling system for machine tools
Inventor:
Ronald P. Bosek
Patented Case
View Patent ↗
Granted: Sep 1, 1992
Filed: Oct 29, 1990
Inventor
Ronald P. Bosek
Assignee (at issue)
GTE Valenite Corporation
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.